squarerootcalculator .pro

Square root of negative 20

Square Root Calculator

Please enter a real number, then press 'Calculate':

Square root result:

Sqrt(-20). Find the square root of -20 or any other real number, positive or negative. Here are the answers to questions like: Square root of negative 20 or what is the square root of -20?

What is square root? Definition of square root

A square root of a number 'x' is a number y such that y2 = x, in other words, a number y whose square is y. For example, 4 is the square root of 16 because 42 = 4•4 = 16, -4 is square root of 16 because (-4)2 = (-4)•(-4) = 16. When writing math, people often use sqrt(x) to mean the square root of x. Read more about square root here: Square Root - Wikipedia and here: Square Root - Wolfram

Square Symbol?

Here is the square root symbol. It is is denoted by √, known as the radical sign or radix.

Square root of values around 20

NumberSqrt
The square root of 19.6 is 4.427
The square root of 19.7 is 4.438
The square root of 19.8 is 4.450
The square root of 19.9 is 4.461
The square root of 20 is 4.472
The square root of 20.1 is 4.483
The square root of 20.2 is 4.494
The square root of 20.3 is 4.506
The square root of 20.4 is 4.517
The square root of 20.5 is 4.528

Square root examples

√1556√11.4√18.93√1.28